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/*
* Copyright (C) ST-Ericsson SA 2010
* Author: Jean-Philippe FASSINO <jean-philippe.fassino@stericsson.com> for ST-Ericsson.
* License terms: GNU General Public License (GPL) version 2.
*/
/*
*
*/
#ifndef __INC_NMF_FIFO_ARM
#define __INC_NMF_FIFO_ARM
#include <cm/inc/cm_type.h>
#include <share/communication/inc/nmf_fifo_desc.h>
#include <cm/engine/memory/inc/memory.h>
#include <cm/engine/component/inc/instance.h>
#include <cm/engine/memory/inc/domain.h>
/*
* ARM Fifo descriptor (encapsulate the share one)
*/
typedef struct
{
t_uint32 magic;
t_memory_handle chunkHandle;
t_nmf_core_id pusherCoreId;
t_nmf_core_id poperCoreId;
t_shared_addr dspAdress;
t_dsp_address_info dspAddressInfo;
t_nmf_fifo_desc *fifoDesc; //used for all fifo operations and systematically updated by the migrated offset (see cm_AllocEvent)
t_nmf_fifo_desc *fifoDescShadow; //shadow desc, is used to restore state after migration and perform the update of the real desc
// ExtendedField
t_memory_handle extendedFieldHandle;
t_shared_field *extendedField;
} t_nmf_fifo_arm_desc;
PUBLIC t_uint32 fifo_isFifoIdValid(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC t_nmf_fifo_arm_desc* fifo_alloc(
t_nmf_core_id pusherCoreId, t_nmf_core_id poperCoreId,
t_uint16 size_in_16bit, t_uint16 nbElem, t_uint16 nbExtendedSharedFields,
t_dsp_memory_type_id memType, t_dsp_memory_type_id memExtendedFieldType, t_cm_domain_id domainId);
PUBLIC void fifo_free(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC t_uint16 fifo_normalizeDepth(t_uint16 requestedDepth);
PUBLIC t_shared_addr fifo_getAndAckNextElemToWritePointer(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC t_shared_addr fifo_getAndAckNextElemToReadPointer(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC t_shared_addr fifo_getNextElemToWritePointer(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC t_shared_addr fifo_getNextElemToReadPointer(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC void fifo_acknowledgeRead(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC void fifo_acknowledgeWrite(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC void fifo_coms_acknowledgeWriteAndInterruptGeneration(t_nmf_fifo_arm_desc *pArmFifo);
PUBLIC t_cm_error fifo_params_setSharedField(t_nmf_fifo_arm_desc *pArmFifo, t_uint32 sharedFieldIndex, t_shared_field value);
#endif /* __INC_NMF_FIFO_ARM */
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